<!DOCTYPE html>
<html>
<head>
    <title>500</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta charset="UTF-8">
</head>
<body>
<div data-role="page">
    <div role="main" class="ui-content">
        500
    </div>
</div>
</body>
</html>